Senior Software Engineer (Fintech)

TL;DR

Senior Software Engineer (Fintech): Designing and evolving backend services for core banking products with an accent on scalability, resilience, and security. Focus on influencing technical direction, driving complex initiatives, and building high-impact systems that process large volumes of financial transactions.

Location: Hybrid, requires attendance at the London office 2-3 days a week.

Company

Zopa is a digital bank redefining finance by placing people at the center of banking through innovative, customer-focused financial products.

What you will do

• Own complex technical initiatives from ideation through to production.
• Design and evolve scalable, secure backend systems capable of real-world processing demands.
• Make architectural decisions balancing immediate needs with long-term system sustainability.
• Influence prioritization, strategy, and trade-offs across multiple product-engineering teams.
• Mentor engineers and strengthen team technical capability and operational accountability.
• Drive continuous improvement in engineering quality, reliability, and development practices.

Requirements

• Must be able to commute to the London office 2-3 days per week.
• Track record of delivering high-impact, complex systems in production environments.
• Strong systems thinking and architectural judgment.
• Proficiency in C# and willingness to cross-train into JVM/Kotlin environments.
• Strong discipline in Test-Driven Development (TDD).
• Experience navigating ambiguity to turn complex problems into actionable plans.

Nice to have

• Experience in the fintech or banking industry.
• Exposure to Kafka, Kubernetes, Docker, and AWS Aurora Postgres.

Culture & Benefits

• Hybrid working model with 2-3 days required in the office.
• Option to work from abroad for up to 120 days per year, subject to local right-to-work requirements.
• Supportive culture valuing customer impact over complexity and team success over individual heroics.
• Focus on operational ownership and continuous improvement through feedback.
• Inclusive environment with a focus on diversity, equity, and belonging.